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jQuery AJAX file upload PHP
... display response from the PHP script, if any
}
});
});
And now for the server-side script, using PHP in this case.
upload.php: a PHP script that runs on the server and directs the file to the uploads directory:
<?php
if ( 0 < $_FILES['file']['error'] ) {
echo 'Er...
Cassandra port usage - how are the ports used?
...
JMX now uses port 7199 instead of port 8080 (as of Cassandra 0.8.xx).
This is configurable in your cassandra-env.sh file, but the default is 7199.
share...
diff current working copy of a file with another branch's committed copy
...branch. I switched to bar branch and made some changes to foo . How can I now run a git diff between this copy (which isn't committed yet) and the copy of the master branch?
...
NPM/Bower/Composer - differences?
...be basic package information and dependencies. And yes, they are needed.
Now, what about the READMEs? :-)
https://github.com/bower/bower
https://www.npmjs.org/doc/cli/npm.html
https://getcomposer.org/doc/00-intro.md
[update, four years later]
bower is deprecated, and should not be used anymo...
How do I concatenate two lists in Python?
...ession in Python; with it, joining two lists (applies to any iterable) can now also be done with:
>>> l1 = [1, 2, 3]
>>> l2 = [4, 5, 6]
>>> joined_list = [*l1, *l2] # unpack both iterables in a list literal
>>> print(joined_list)
[1, 2, 3, 4, 5, 6]
This functi...
How do I run a Python script from C#?
...
okay, it works for me now. the problem is that you need to format the strings very carefully. any paths need "PATH" even if there are no spaces... strange...
– Inbar Rose
Aug 2 '12 at 15:01
...
C++11 rvalues and move semantics confusion (return statement)
...tor();
In the second example you have created a run time error. rval_ref now holds a reference to the destructed tmp inside the function. With any luck, this code would immediately crash.
Third example
std::vector<int> return_vector(void)
{
std::vector<int> tmp {1,2,3,4,5};
re...
Stop form refreshing page on submit
...
Super old thread, but for anybody who comes across this now, please do not try action="#" because it does not work and is not an appropriate solution. The key is actually onsubmit="yourJsFunction();return false"
– Jeff
Nov 9 '19 at 21:04
...
Git: Create a branch from unstaged/uncommitted changes on master
... using perforce for the last few years so I cannot attest to it's accuracy now.
– Grant Limberg
Jul 12 '13 at 4:07
7
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Best way to check if object exists in Entity Framework?
...
I know this is a very old thread but just incase someone like myself needs this solution but in VB.NET here's what I used base on the answers above.
Private Function ValidateUniquePayroll(PropertyToCheck As String) As Boolean
...